Pismis 11

Number of stars per data source

	Reference  192 :    1 star
	Reference  332 :    3 stars
	Reference  402 :   18 stars
	Reference  469 :    1 star
	Reference  504 :    1 star

192: Schild R.E., Garrison R.F., Hiltner W.A.; (1983) Astrophys. J. Suppl. 51, 321; UBV photometry for southern OB stars; 1983ApJS...51..321S
332: Muzzio J.C.; (1979) Astron. J. 84, 639; Photometric study of faint early-type stars in the southern Milky Way; 1979AJ.....84..639M
402: Moffat A.F.J., Fitzgerald M.P.; (1977) Astron. Astrophys. 54, 263; Some very luminous supergiants associated with compact groups of luminous OB stars; 1977A&A....54..263M
469: Klare G., Neckel T.; (1977) Astron. Astrophys. Suppl. 27, 215; UBV Hbeta and polarization measurements of 1660 southern OB stars; 1977A&AS...27..215K
504: Denoyelle J.; (1975) Astron. Astrophys. Suppl. 19, 45; Six UBV photoelectric sequences in Vela (L=257 to 281); 1975A&AS...19...45D